#include <stdio.h>
int main()
{
	int f(int a,int b);
	int i = 2,p;
	
	p = f(i,++i);
	printf("%d",p);
	
 } 
 int f(int a,int b)
 {
 	int c;
 	if(a>b)
 	c = 1 ;
 	else if(a==b)
 	c= 0;
 	else if(a<b )
 	c = -1;
 	return (c);
 	
 }
